﻿/*
Copyright (c) 2010 Vratislav Cermak (vratacermak@gmail.com)
 
This file is part of TeachMe Project. See http://code.google.com/p/teach-me for more information.
 
TeachMe is an open source project. Using of TeachMe is free of charge.
It is distributed under GNU General Public License version 3 (GPLv3).
GPLv3 can be found at http://www.gnu.org/licenses/gpl.html.
 
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE.  See the license for more details.
*/

using System;
using System.Windows.Forms;

namespace TeachMe.Application.Import
{
    public abstract class WizardPage : UserControl
    {
        public abstract bool Valid { get; }
        public event EventHandler<EventArgs> Changed;

        protected void InvokeChanged()
        {
            EventHandler<EventArgs> handler = Changed;

            if (handler != null)
            {
                handler(this, EventArgs.Empty);
            }
        }
    }
}
